ZIP 03840 (Greenland, NH) truck route planning & crash data
Plan safer truck routes around ZIP 03840: commercial truck and garbage truck crashes here and in Rockingham County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1.6 deaths per 100 garbage-truck crashes vs 1.4 for all trucks.
Deadliest roads
How Rockingham County compares with New Hampshire
Rockingham County against New Hampshire and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Rockingham County stands out
Full comparison
| Measure (2015–2025) | Rockingham County | New Hampshire | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 36.3 | 30.4 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 1.4 | 2.6 | 3.4 | 46% below the state |
| Injuries per crash | 0.39 | 0.39 | 0.49 | same |
| Garbage-truck share | 4.9% | 4.2% | 2.3% | 1.2× the state |
| On snow, slush or ice | 17.1% | 20.2% | 6.2% | 15% below the state |
| Morning rush (6–10 am) | 28.3% | 29.3% | 23.7% | same |
| In rain, sleet or snow | 20.2% | 22.8% | 13.8% | 11% below the state |
| Winter months (Nov–Mar) | 47.0% | 47.6% | 41.9% | same |
| After dark | 17.8% | 16.3% | 24.8% | 1.1× the state |
Compared with New Hampshire, Rockingham County is lower on deaths per 100 crashes, on snow, slush or ice and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr, garbage-truck share and after dark.
ZIP 03840 at a glance: I-95 most fatal truck crashes within 10 miles of ZIP 03840: 6 since 2015.
Overview
Since 2015, 1,352 crashes involving commercial trucks have been reported in Rockingham County. They injured 530 people and killed 19.
That averages about one truck crash every 3 days in fully reported years.
When crashes happen
Truck crashes peak in February (11.4% of the year) and are lowest in September (6.4%).
Winter months (Nov–Mar) carry 47.0% of truck crashes, vs 47.6% for New Hampshire.
More truck crashes happen at 1–2 pm than at any other hour (8.3%).
Road surface: 17.1% of truck crashes were on snow, slush or ice (New Hampshire: 20.2%).
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 03840 is I-95, with 6 fatal large-truck crashes since 2015. Next come SR-33 (2), Main Street (1) and Ocean Road (1).
Garbage & waste trucks
64 crashes involved a garbage or refuse truck, a 4.7% share (New Hampshire: 4.2%).
Garbage-truck crashes peak in February (12% of them).
They recorded 1.6 deaths per 100 crashes, against 1.4 for all trucks.
Route planning tips for ZIP 03840 fleets
- Review driver schedules for February, the month with the most truck crashes.
- Where you can, review stops along I-95; it has the most fatal large-truck crashes nearby.
- Waste haulers: February is the peak month for garbage-truck crashes in Rockingham County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Rockingham County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-95 | 6 |
| SR-33 | 2 |
| Main Street | 1 |
| Ocean Road | 1 |
| SR-236 | 1 |
| SR-27 | 1 |
| Spaulding Tpke | 1 |
| US-4 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Rockingham County) |
|---|---|
| Calef Hwy | 11 |
| Plaistow Rd | 8 |
| SR-101 | 7 |
| Lafayette Rd | 7 |
| Ocean Rd | 6 |
| Main St | 6 |
| Indian Rock Rd | 5 |
| E/Exeter-Hampton Expy | 4 |
ZIP 03840 at a glance
| Population | 4,106 |
| Density | 151 per sq mi |
| Median household income | $162,837 |
| Median home value | $662,422 |
| Home ownership | 93% |
Waste facilities and haulers nearby
Historical data: truck crashes in Rockingham County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 62 | — | 2.6 |
| 2000s | 87 | +39% | 2.2 |
| 2010s | 113 | +30% | 1.5 |
| 2020s | 106 | -6% | 2.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 62 to 106. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.0 a year in 2016–19 and 2.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 03840
How common are truck crashes in ZIP 03840?
Since 2015, 1,352 crashes involving commercial trucks were reported in Rockingham County (530 injured, 19 killed).
What is the most dangerous road for trucks in ZIP 03840?
Since 2015, I-95 has had the most fatal large-truck crashes within 10 miles of ZIP 03840: 6.
What is the worst month for truck crashes in ZIP 03840?
The worst month is February: 11.4% of truck crashes in Rockingham County happen then.
How many garbage truck accidents happen in ZIP 03840?
Since 2015, Rockingham County has reported 64 garbage-truck crashes, or 4.7% of its truck crashes.
How does ZIP 03840 compare with New Hampshire for truck crashes?
The yearly rate is 36.3 truck crashes per 100,000 residents in Rockingham County, vs 30.4 for New Hampshire.
What is the best way to plan truck routes in ZIP 03840?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.